Chytroeisphaeridia |
Chytroeisphaeridia chytroeides
|
Argentina(Buenos Aires) |
Oligocene |
Early Miocene |
Achomosphaera |
Achomosphaera ramulifera
|
Argentina(Buenos Aires) |
Eocene |
|
Nematosphaeropsis |
Nematosphaeropsis densiradiata
|
Argentina(Buenos Aires) |
Oligocene |
Miocene |
Spiniferites |
Spiniferites ramosus
|
Argentina(Buenos Aires) |
Eocene |
Miocene |
Spiniferites |
Spiniferites membranaceus
|
Argentina(Buenos Aires) |
Eocene |
Late Miocene |
Spiniferites |
Spiniferites sp. Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
Late Miocene |
Cordosphaeridium |
Cordosphaeridium minimum
|
Argentina(Buenos Aires) |
Eocene |
Early Miocene |
Kleithriasphaeridium |
Kleithriasphaeridium sp. Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
Early Miocene |
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Argentina(Buenos Aires) |
Eocene |
Late Miocene |
Hystrichokolpoma |
Hystrichokolpoma poculum
|
Argentina(Buenos Aires) |
Oligocene |
Late Miocene |
Oligosphaeridium |
Oligosphaeridium complex
|
Argentina(Buenos Aires) |
Eocene |
Early Miocene |
Surculosphaeridium |
Surculosphaeridium sp. Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
|
Cleistosphaeridium |
Cleistosphaeridium patagonicum
|
Argentina(Buenos Aires) |
Eocene |
Early Miocene |
Cleistosphaeridium |
Cleistosphaeridium sp.A Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
Late Miocene |
Dapsilidinium |
Dapsilidinium sp. Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
Miocene |
Escharisphaeridia |
Escharisphaeridia sp. Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Oligocene |
Late Miocene |
Batiacasphaera |
Batiacasphaera sp.A Guer.,1990
sp. nov. |
Argentina(Buenos Aires) |
Eocene |
Miocene |